<script>
  //判断当前页面是否在iframe里打开的
  if (parent && parent != window) {
    parent.window.location.href = window.location.href;
  }
</script>

<!-- iCheck -->
<link rel="stylesheet" href="/static/plugins/icheck/skins/square/blue.css">
<style>
  body {
    background: url("/static/sdtheme/img/login_bg.jpg")
  }
</style>